CN205749291U - The detection device of slidingtype in site measurement water sludge interface dissolved oxygen - Google Patents
The detection device of slidingtype in site measurement water sludge interface dissolved oxygen Download PDFInfo
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- CN205749291U CN205749291U CN201620109221.7U CN201620109221U CN205749291U CN 205749291 U CN205749291 U CN 205749291U CN 201620109221 U CN201620109221 U CN 201620109221U CN 205749291 U CN205749291 U CN 205749291U
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- dissolved oxygen
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- sludge interface
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- 238000001514 detection method Methods 0.000 title claims abstract description 105
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 63
- 239000001301 oxygen Substances 0.000 title claims abstract description 63
- 239000010802 sludge Substances 0.000 title claims abstract description 49
- 238000005259 measurement Methods 0.000 title claims abstract description 15
- 239000000523 sample Substances 0.000 claims abstract description 108
- 238000012360 testing method Methods 0.000 claims abstract description 42
- 239000013307 optical fiber Substances 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 7
- 230000001737 promoting effect Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 239000012327 Ruthenium complex Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007850 fluorescent dye Substances 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003269 fluorescent indicator Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000011079 streamline operation Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
nullThe detection device of slidingtype in site measurement water sludge interface dissolved oxygen of the present utility model,Including dissolved oxygen low-light pole main frame,Dissolved oxygen low-light pole main frame connects detection probe,Detection probe can stretch out the probe for measuring dissolved oxygen,It is characterized in that: detection device also includes a detection box,Detection box can be placed on water sludge interface,Offer the water flowing chamber of a up/down perforation on detection box and front and back extend transversely through the test chamber of detection box,Water flowing chamber crosses with test chamber,Detection device also includes inserted sheet,Probe grooves it is provided with on inserted sheet,The profile of probe grooves adapts with the profile of detection probe,Detection probe can be put in probe grooves fixing,Inserted sheet can insert in test chamber and can slide up and down in test chamber,The degree of depth of test chamber is inserted by regulation inserted sheet,The horizontal level of regulation probe,By sliding up and down inserted sheet,Height between regulation probe and water sludge interface.This utility model has the advantage that can realize water sludge interface a certain high precision in-site detecting.
Description
Technical field
This utility model relates to the technical field of dissolved oxygen amount detection equipment, particularly relates to slidingtype in site measurement water sludge interface
The detection device of dissolved oxygen.
Background technology
Dissolved oxygen low-light pole is to realize the one-dimensional microprobe technology that water sludge interface point oxyty measures.It is based on fluorescence
The optical fiber information switching sensors of quencher principle, owing to oxygen is the natural quencher of some fluorescence indicator, it is sensitive by oxygen
Fluorescence indicator is made the oxygen sensing film and is coupled in optical fiber end, and using high brightness LED is light source and micro photo electric two pole
Pipe detecting system, determines oxygen concentration by fiber optic conduction fluorescent quenching intensity, ruthenium complex because to stirring insensitive, be not subject to
H2S、CO2And the characteristic such as salinity interference is the oxygen sensitive fluorescent indicator being most widely used up to now.
The existing assay method for water sludge interface dissolved oxygen is, samples the water sludge interface sample in waters to be measured to detecting appearance
In device, then dissolved oxygen low-light pole probe being fixed on upper vessel portion, the fluorescent probe controlled on probe extends downwardly from, and probe is always
Extend in water sludge interface and be measured.This method has the disadvantage that:
1, needing to gather in water sludge interface sample extremely detection container, this process is easily caused the nature near water sludge interface
Environment changes, and causes the dissolved oxygen situation near water sludge interface sample of being adopted and practical situation and does not corresponds;
2, the probe distance highly desirable mechanical manipulation of water sludge interface and fragile, operation takes time and effort, detection the most side
Just.
Summary of the invention
Technical problem to be solved in the utility model is for the above-mentioned state of the art, and provides a kind of slidingtype to survey in situ
The detection device of amount water sludge interface dissolved oxygen.
The detection device of slidingtype in site measurement water sludge interface dissolved oxygen, including dissolved oxygen low-light pole main frame, dissolved oxygen low-light is the most main
Machine connects detection probe, and detection probe can be stretched out the probe for measuring dissolved oxygen, be it is characterized in that: detection device also includes a detection
Box, detection box can be placed on water sludge interface, detection box offers the water flowing chamber of a up/down perforation and front and back extends transversely through
The test chamber of detection box, water flowing chamber crosses with test chamber, and detection device also includes inserted sheet, and inserted sheet is provided with probe grooves, probe
The profile of groove adapts with the profile of detection probe, and detection probe can be put in probe grooves fixing, and inserted sheet can insert in test chamber
And can slide up and down in test chamber, the degree of depth of test chamber is inserted by regulation inserted sheet, the horizontal level of regulation probe, by upper
Lower slider inserted sheet, the height between regulation probe and water sludge interface.
For optimizing technique scheme, the concrete measure taked also includes:
Above-mentioned detection device also includes slide, and slide is fixedly mounted in test chamber, and the sidewall of test chamber is provided with
Several is sliding convex, is provided with chute outside slide, and chute can snap in and sliding convex make slide can slide up and down in test chamber.
Installing the push rod for promoting slide to slide on above-mentioned slide, detection box is carved with scale, slide near slide
Height can read from scale.
Above-mentioned detection probe includes soft quality optical fiber and rigid optical fiber, rigid optical fiber i.e. probe, the rear end of rigid optical fiber
It is connected with dissolved oxygen low-light pole main frame by soft quality optical fiber.
Above-mentioned detection probe also includes that probe pushes structure, and probe pushes structure and includes pushing pipe, pushing post, friction
Block, sealing ring, propelling movement handle and pipe back seat, push handle and be connected to push post rear end, pushes post front end and stretches in propelling movement pipe
Fix with the brake pad pushed in pipe and be connected, brake pad and the inwall frictional fit pushing pipe, the closure of pipe back seat pushes pipe rear end,
The rear portion of brake pad and probe is fixing to be connected, and sealing ring is fixed in propelling movement pipe, by propelling movement tube chamber sealed separation be ante-chamber with
Back cavity, ante-chamber is provided with logical window, and water can enter ante-chamber from logical window, and correspondingly, probe grooves and logical window corresponding position are provided with groove
Window, slide bottom is provided with a window, when the inserted sheet of fixed test probe is positioned in test chamber, logical window through groove window and seat window with
Water flowing chamber connects;When advancing the external force pushing handle to be more than brake pad with the frictional force pushing pipe, brake pad is in pushing pipe
Slide, make probe extend out in ante-chamber.
Above-mentioned soft quality optical fiber is fixing with propelling movement handle to be connected.
The detection method of slidingtype in site measurement water sludge interface dissolved oxygen, comprises the following steps:
Step one, assembling detection device: detection probe is snapped in the probe grooves of inserted sheet, make detection probe solid with inserted sheet
Fixed, then inserted sheet is inserted in slide, according to the horizontal level of tested water sludge interface, inserted sheet is set and inserts the degree of depth of slide;Vertically
Slip slide, makes slide slide in test chamber, fixing after slide is adjusted to proper height;
Step 2, the probe of detection probe is pushed out to push pipe ante-chamber;
In step 3, general's detection box sinking to water sludge interface, water injects water flowing chamber and test chamber, in probe collection water
Dissolved oxygen data, and send data to dissolved oxygen low-light pole main frame, after data are analyzed processing by dissolved oxygen low-light pole main frame, aobvious
Show.
Step 4: when needs measure dissolved oxygen at water sludge interface differing heights in situ, adjust slide height, make detection probe
It is positioned at new height, the dissolved oxygen data at this height of the probe collection of detection probe.
Step 5: after having detected, proposes detection box from water body, takes out inserted sheet;The method taking out inserted sheet is: backward
Pull propelling movement handle, make brake pad slide backward, when brake pad slides to push pipe rear end, and probe is retracted to push the back cavity of pipe
In, continuing to pull back propelling movement handle, brake pad props up after pipe back seat makes whole inserted sheet and moves, and inserted sheet exits from slide.
Compared with prior art, detection device of the present utility model and detection method thereof have the advantage that
1, when measuring water sludge interface diverse location dissolved oxygen, this utility model need not gather water sludge interface sample to detection
In container, but directly detection box is sunk in the water body at tested water sludge interface place, it is to avoid the nature near water sludge interface
Environment changes, and fully achieves in-site detecting.
2, detection probe is fixed on inserted sheet reinstall detection box in, it is to avoid outside detection probe is exposed to, can be well
Protection detection probe, prevents accidental injury;
3, can slide up and down due to slide, be aided with the scale on detection box, can accurately detection probe be fixed on
At a certain height of water sludge interface, the data making measurement are more accurate;
4, when carrying out the detection of water sludge interface sample differing heights dissolved oxygen, can not take at tested for device water sludge interface
Go out, directly regulation slide height, can effective streamline operation, saving manpower and time.
Accompanying drawing explanation
Fig. 1 is the structural representation of detection box;
Fig. 2 is the M-M sectional view of Fig. 1;
Fig. 3 is the structural representation of detection probe;
Fig. 4 is the structural representation of inserted sheet;
Fig. 5 is the schematic diagram that detection probe is put in inserted sheet;
Fig. 6 is the structural representation of slide;
Fig. 7 is the structural representation that inserted sheet inserts slide;
Fig. 8 is that inserted sheet inserts test chamber and detects the schematic diagram of dissolved oxygen at water sludge interface lower height;
Fig. 9 is the A portion schematic enlarged-scale view of Fig. 8;
Figure 10 is that inserted sheet inserts test chamber and detects the schematic diagram of dissolved oxygen at water sludge interface high height.
Reference therein is: slide 1, chute 11, push rod 12, seat window 13, detection probe 2, probe 21, soft quality optical fiber
22, detection box 3, water flowing chamber 31, test chamber 32, sliding convex 33, scale 34, inserted sheet 4, probe grooves 41, groove window 41a, probe push knot
Structure 5, push pipe 51, ante-chamber 51a, back cavity 51b, push post 52, brake pad 53, sealing ring 54, push handle 55, pipe back seat 56,
Logical window 57.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
As shown in Figures 1 to 10, the detection device of slidingtype in site measurement water sludge interface dissolved oxygen of the present utility model, including
Dissolved oxygen low-light pole main frame, dissolved oxygen low-light pole main frame connects detection probe 2, and detection probe 2 can stretch out the probe for measuring dissolved oxygen
21, it is characterized in that: detection device also includes that a detection box 3, detection box 3 can be placed on water sludge interface, and detection box 3 offers
The water flowing chamber 31 of one up/down perforation and front and back extend transversely through the test chamber 32 of detection box 3, water flowing chamber 31 crosses with test chamber 32,
Detection device also includes inserted sheet 4, and inserted sheet 4 is provided with probe grooves 41, and the profile of the profile of probe grooves 41 and detection probe 2 is fitted mutually
Should, detection probe 2 can be put in probe grooves 41 fixing, inserted sheet 4 can insert in test chamber 32 and can in test chamber 32 on downslide
Dynamic, inserted the degree of depth of test chamber 32, the horizontal level of regulation probe 21 by regulation inserted sheet 4, by sliding up and down inserted sheet 4, adjust
Height between joint probe 21 and water sludge interface.
In embodiment, detection device also includes that slide 1, slide 1 are fixedly mounted in test chamber 32, the sidewall of test chamber 32
On be provided with several sliding convex 33, be provided with chute 11 outside slide 1, chute 11 can snap in sliding convex 33 makes the slide 1 can be in test chamber
Slide up and down in 32.
In embodiment, slide 1 being installed the push rod 12 for promoting slide 1 to slide, detection box 3 is carved with near slide 1
Scale 34, slide 1 height can read from scale 34.
In embodiment, detection probe 2 includes soft quality optical fiber 22 and rigid optical fiber, rigid optical fiber i.e. probe 21, hard light
Fine rear end is connected with dissolved oxygen low-light pole main frame by soft quality optical fiber 22.
In embodiment, detection probe 2 also includes that probe pushes structure 5, and probe pushes structure 5 and includes pushing pipe 51, pushing
Post 52, brake pad 53, sealing ring 54, propelling movement handle 55 and pipe back seat 56, push handle 55 and be connected to push post 52 rear end, push away
Sending post 52 front end to stretch into and push fixing with the brake pad 53 pushed in pipe 51 in pipe 51 connection, brake pad 53 is interior with propelling movement pipe 51
Wall friction coordinates, and pipe back seat 56 closure pushes pipe 51 rear end, and brake pad 53 is fixing with the rear portion of probe 21 to be connected, and sealing ring 54 is solid
Being scheduled in propelling movement pipe 51, be ante-chamber 51a and back cavity 51b by propelling movement pipe 51 cavity sealed separation, ante-chamber 51a is provided with logical window 57,
Water can enter ante-chamber 51a from logical window 57, and correspondingly, probe grooves 41 and logical window 57 corresponding position are provided with groove window 41a, slide 1
Bottom is provided with a window 13, and when the inserted sheet 4 of fixed test probe 2 is positioned in test chamber 32, logical window 57 is through groove window 41a and seat
Window 13 connects with water flowing chamber 31;When advancing the external force pushing handle 55 to be more than brake pad 53 with the frictional force pushing pipe 51, rub
Cleaning block 53 is slided in pushing pipe 51, makes probe 21 extend out in ante-chamber 51a.
In embodiment, soft quality optical fiber 22 is fixing with propelling movement handle 55 to be connected.
The detection method of slidingtype in site measurement water sludge interface dissolved oxygen, comprises the following steps:
Step one, assembling detection device: detection probe 2 is snapped in the probe grooves 41 of inserted sheet 4, make detection probe 2 and insert
Sheet 4 is fixed, then is inserted by inserted sheet 4 in slide 1, according to the horizontal level of tested water sludge interface, arranges inserted sheet 4 and inserts slide 1
The degree of depth;Vertically slidable slide 1, makes slide 1 slide in test chamber 32, fixing after slide 1 is adjusted to proper height;By reading
Take scale, it is known that slide 1 is apart from the height of water sludge interface, it is thus possible to accurately regulate the mensuration height of probe 21;
Step 2, the probe 21 of detection probe 2 is pushed out to push pipe 51 ante-chamber 51a;
In step 3, general's detection box 3 sinking to water sludge interface, water injects water flowing chamber 31 and test chamber 32, and probe 21 is adopted
Dissolved oxygen data in catchmenting, and send data to dissolved oxygen low-light pole main frame 1, data are analyzed by dissolved oxygen low-light pole main frame 1
After process, display.
Step 4: when needs measure dissolved oxygen at water sludge interface differing heights in situ, adjust slide 1 height, make detection visit
2 are positioned at new height, and the probe 21 of detection probe 2 gathers the dissolved oxygen data at this height.
Step 5: after having detected, proposes detection box 3 from water body, takes out inserted sheet 4;The method taking out inserted sheet 4 is:
Pull back propelling movement handle 55, make brake pad 53 slide backward, when brake pad 53 slides to push pipe 51 rear end, and probe 21 is retracted to
Pushing in the back cavity 51b of pipe 51, continue to pull back propelling movement handle 55, brake pad 53 props up after pipe back seat 56 makes whole inserted sheet 4 and moves,
Inserted sheet 4 exits from slide 1.
Detection box 3 of the present utility model is the thinnest, and height is less than 1cm, and the thickness of inserted sheet 4 is about 1mm.
The detection probe 2 that the present embodiment uses is fluorescent probe, and the principle of its detection water sludge interface dissolved oxygen is: utilize dissolved oxygen
Low-light pole main frame sends laser, and laser is incident upon at probe 21 by soft quality optical fiber 22, and probe 21 front end arranges oxygen-sensitive fluorescent material
Material, laser is mapped on oxygen-sensitive fluorescent material, Fluorescence quenching effect the fluorescence produced feeds back to dissolved oxygen low-light pole main frame, dissolved oxygen
Fluorescence signal is converted into the signal of telecommunication by low-light pole main frame, and after the signal of telecommunication is demodulated with dissolved oxygen concentration variation relation comparison,
Go out dissolved oxygen concentration information.Oxygen-sensitive fluorescent material can select from existing various sensitive fluorescent materials, and preferable material is
Ruthenium complex, such as Ru (dpp)3Cl2Deng.
Below being only preferred implementation of the present utility model, protection domain of the present utility model is not limited merely to above-mentioned
Embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It is right to it should be pointed out that,
For those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise,
Should be regarded as protection domain of the present utility model.
Claims (6)
1. the detection device of slidingtype in site measurement water sludge interface dissolved oxygen, including dissolved oxygen low-light pole main frame, described dissolved oxygen low-light
Pole main frame connects detection probe (2), and described detection probe (2) can be stretched out the probe (21) for measuring dissolved oxygen, be it is characterized in that:
Detection device also includes that a detection box (3), described detection box (3) can be placed on water sludge interface, on described detection box (3)
Offer the water flowing chamber (31) of a up/down perforation and front and back extend transversely through the test chamber (32) of detection box (3), described water flowing
Chamber (31) crosses with test chamber (32), and detection device also includes inserted sheet (4), and described inserted sheet (4) is provided with probe grooves (41),
The profile of described probe grooves (41) adapts with the profile of detection probe (2), and described detection probe (2) can put into probe grooves
(41) fixing in, described inserted sheet (4) can insert in test chamber (32) and can slide up and down in test chamber (32), by regulation
Inserted sheet (4) inserts the degree of depth of test chamber (32), the horizontal level of regulation probe (21), and by sliding up and down inserted sheet (4), regulation is visited
Height between pin (21) and water sludge interface.
The detection device of slidingtype in site measurement water sludge interface dissolved oxygen the most according to claim 1, is characterized in that: detection dress
Putting and also include slide (1), described slide (1) is fixedly mounted in test chamber (32), on the sidewall of described test chamber (32)
Being provided with several sliding convex (33), described slide (1) outside is provided with chute (11), and described chute (11) can snap in sliding convex
(33) slide (1) is made can to slide up and down in test chamber (32).
The detection device of slidingtype in site measurement water sludge interface dissolved oxygen the most according to claim 2, is characterized in that: described
The upper installation of slide (1) is used for the push rod (12) promoting slide (1) to slide, and described detection box (3) is carved with quarter near slide (1)
Degree (34), slide (1) height can read from scale (34).
The detection device of slidingtype in site measurement water sludge interface dissolved oxygen the most according to claim 3, is characterized in that: described
Detection probe (2) includes soft quality optical fiber (22) and rigid optical fiber, described rigid optical fiber i.e. probe (21), described hard light
Fine rear end is connected with dissolved oxygen low-light pole main frame by soft quality optical fiber (22).
The detection device of slidingtype in site measurement water sludge interface dissolved oxygen the most according to claim 4, is characterized in that: described
Detection probe (2) also includes that probe pushes structure (5), and described probe pushes structure (5) and includes pushing pipe (51), pushing post
(52), brake pad (53), sealing ring (54), propelling movement handle (55) and pipe back seat (56), described propelling movement handle (55) connection
Pushing post (52) rear end, described propelling movement post (52) front end is stretched into push in pipe (51) and is managed the brake pad in (51) with propelling movement
(53) fixing connection, described brake pad (53) and the inwall frictional fit pushing pipe (51), described pipe back seat (56) closure
Pushing pipe (51) rear end, described brake pad (53) is fixing with the rear portion of probe (21) to be connected, and described sealing ring (54) is fixed
In pushing pipe (51), it is ante-chamber (51a) and back cavity (51b) by propelling movement pipe (51) cavity sealed separation, described ante-chamber (51a)
Being provided with logical window (57), water can enter ante-chamber (51a), correspondingly, described probe grooves (41) and logical window (57) from logical window (57)
Corresponding position is provided with groove window (41a), and slide (1) bottom is provided with a window (13), when the inserted sheet of fixed test probe (2)
(4), when being positioned in test chamber (32), logical window (57) connects with water flowing chamber (31) with seat window (13) through groove window (41a);Work as propelling
The external force of propelling movement handle (55) is more than brake pad (53) with when pushing the frictional force managing (51), and described brake pad (53) is in propelling movement
Slide in pipe (51), make probe (21) extend out in ante-chamber (51a).
The detection device of slidingtype in site measurement water sludge interface dissolved oxygen the most according to claim 5, is characterized in that: described
Soft quality optical fiber (22) is fixing with propelling movement handle (55) to be connected.
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CN201620109221.7U CN205749291U (en) | 2016-02-03 | 2016-02-03 | The detection device of slidingtype in site measurement water sludge interface dissolved oxygen |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105548126A (en) * | 2016-02-03 | 2016-05-04 | 南京师范大学 | Detection device and detection method for slidably in-situ measuring dissolved oxygen of muddy water interface |
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2016
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105548126A (en) * | 2016-02-03 | 2016-05-04 | 南京师范大学 | Detection device and detection method for slidably in-situ measuring dissolved oxygen of muddy water interface |
CN105548126B (en) * | 2016-02-03 | 2018-06-05 | 南京师范大学 | The detection device and its detection method of slidingtype in situ measurement water sludge interface dissolved oxygen |
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